M101P HOMEWORK 5.3

M101P HOMEWORK 5.3

A city might have multiple zip codes. For this problem, we have used a subset of the data you previously used in zips. Choose the answer below. Answer to MongoDB questions 1. You need to group twice to solve this problem. A set of grades are loaded into the grades collection. You will need to probably change your projection to send more info through than just that first character.

Do not include the surrounding quotes in providing your answer. To help you verify your work before submitting, the author with the fewest comments is Mariela Sherer and she commented times. The documents look like this: Monday, February 13, [Solution] Week 5: Now use the aggregation framework to calculate the author with the greatest number of comments. For this problem, we have used a subset of the data you previously used in zips. MongoDB supports compound indexes, where a single index structure holds references to multiple fields within a collections documents.

m101p homework 5.3

MongoDB for Developers – Chapter 2: Hotfix in MongoBooster 3. For this problem, assume that a city name that appears in more than one state represents two separate cities. More than 27 million people use GitHub to discover, fork, and contribute to over 80 million projects.

Richard Carroll February 21, at 3: Some students have three homework assignments, etc. Those students achieved a class average of We will take these are the prefered cities to live in chosen by this instructor, given is special affection to this set of characters! Posted by Unknown at For purposes of keeping the Hands On shell quick, we have used a subset of the data you previously used in zips. Don’t include their quiz scores in the calculation.

  JASON RICHWINE THESIS

M101p week 5 homework answers

You must figure out the GPA that each student has achieved in a class and then average those numbers to get a class average. Also, you will need a filtering step to get rid of all documents where the city does not start with the select set of initial characters. Once again, you will be using the zip code collection, which you will find in the ‘handouts’ link in this page. MongoDB for Developers Homework 5.

Please round the answer to a whole number.

m101p homework 5.3

The project operator can extract the first digit from any field. There is also homework every week and a final exam.

To be clear, each student’s average includes only exams and homework grades. In this problem you will calculate the number of people who live in a zip code in the US where the city starts with one of the following characthers:.

Study IQ World: Week 5 : AGGREGATION FRAMEWORK : MP: MongoDB for Developers

If you prefer, you may download the handout and perform your analysis on your machine with. In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog Once you’ve generated your aggregation query and found your answer, select it from the choices hpmework.

  DISSERTATION TIM SADEK

Please round the answer to a whole number. There is also an issue with some versions of MongoDB 3. Mp week 5 homework answers. Some students have three homework assignments, etc. To help you verify your work before submitting, the author with the fewest comments is Mariela Sherer and she commented times. Newer Post Older Post Home. Notes and homework related to Week 4: This version includes official support for MongoDB 3.

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m101p homework 5.3

If you notice that while importing, there are a few duplicates fear not, this is expected and will not affect your answer. If you imported it correctly, you can go to the test database in the mongo shell and conform that.

Aggregation requires mongodb 2.